Built new pc, however no Ethernet connection

mcgeeadam9

Prominent
Nov 6, 2017
4
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520
So I just built a new pc today and everything is working fine except it wont connect to the internet. It has an MSI tomahawk z270 and the two lights on the back port are on. Ive tried switching out the cables and changing the port on my router. Do I need to buy a network adapter?